μεταλαμβάνειν
From LSJ
κακοὶ μάρτυρες ἀνθρώποισιν ὀφθαλμοὶ καὶ ὦτα βαρβάρους ψυχὰς ἐχόντων → eyes and ears are poor witnesses for men if their souls do not understand the language (Heraclitus Phil.: Fr. B 107; Testimonia: Fragment 16, line 6)
Greek > English (Woodhouse Verbs Reversed)
(see also μεταλαμβάνω): be concerned in, have a hand in, have a share in, have share in, join in, share in, take a share in, take in exchange, take part in
Lexicon Thucydideum
participem esse, to share in, 1.39.3, 3.55.3,
commutare, to change, 1.120.3, 6.18.3, 6.87.5.